package chapter6;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Created with IntelliJ IDEA.
 * Description:
 *
 * @author lzy
 * @create 2018-03-19 上午11:56
 */
public class TestDemo {
    private static final Logger LOGGER = LoggerFactory.getLogger(chapter4.demo.TestDemo.class);

    public static void main(String[] args) {
        int num = 10;
        assert num == 20 : "num is not equal 20";
        LOGGER.info("num : {}", num);
    }
}
